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Understanding Pentax XL and XW eyepieces

Posted by Greg Nowell 06/23/2009 12:00AM

Understanding Pentax XL and XW eyepieces

This is a pictorial essay including partial disassembly of the XL and XW eyepieces to see how "skinny" they can get for a binoviewer. Sundry comments on pricing and performance.


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